8th Grade Science Fall Final

Front

What is the primary source of energy for all living organisms?

Back

The Sun is the primary source of energy for all living organisms.

Front

What is a food chain?

Back

A food chain is a linear sequence that shows how energy and nutrients flow from one organism to another in an ecosystem.

Front

What is a food web?

Back

A food web represents all connections of energy flow throughout all organisms in a habitat.

Front

What happens to energy as it moves up the food chain?

Back

Energy decreases as it moves up the food chain, with each trophic level receiving less energy than the one below it.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their physical environment.

Front

What is adaptation in organisms?

Back

Adaptation is a trait that helps an organism survive and reproduce in its environment.

Front

What are ultraviolet rays?

Back

Ultraviolet rays are electromagnetic waves that help the body produce vitamin D.

Front

What is the role of producers in an ecosystem?

Back

Producers, like plants, convert sunlight into energy through photosynthesis, forming the base of the food chain.

Front

What is the difference between a herbivore and a carnivore?

Back

Herbivores eat plants, while carnivores eat other animals.

Front

What is the significance of biodiversity in an ecosystem?

Back

Biodiversity increases resilience and stability in ecosystems, allowing them to better withstand changes.